@misc{indiciae23b0aac90dd4,
  title = {Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory-Determination of dissolved organic carbon by UV-promoted persulfate oxidation and infrared spectrometry},
  author = {R.W. Brenton and T.L. Arnett},
  year = {1993},
  doi = {10.3133/ofr92480},
  url = {https://pubs.usgs.gov/publication/ofr92480},
  note = {Source identifier: ofr92480}
}